package com.msb.thinkood.v3;

/**
 * author: xl
 * time: 2018/10/31 10:04
 * description:
 **/
public class Test {


    public static void main(String[] args) {
        System.out.println("开始养牛了");
        Farm farm = new Farm();
        farm.addCow(new Cow(5));
        farm.cultivation(20);


    }

}
